11668340734 has 4 divisors (see below), whose sum is σ = 17502511104. Its totient is φ = 5834170366.

The previous prime is 11668340731. The next prime is 11668340741. The reversal of 11668340734 is 43704386611.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11668340731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2917085182 + ... + 2917085185.

It is an arithmetic number, because the mean of its divisors is an integer number (4375627776).

Almost surely, 2^11668340734 is an apocalyptic number.

11668340734 is a deficient number, since it is larger than the sum of its proper divisors (5834170370).

11668340734 is an equidigital number, since it uses as much as digits as its factorization.

11668340734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834170369.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 11668340734 in words is "eleven billion, six hundred sixty-eight million, three hundred forty thousand, seven hundred thirty-four".